Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/22/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (TERRA) | Time (TERRA) | Lat,Lon (TERRA) | SZA (TERRA ) | Distance(km) | Time Diff (sec) |
| 1 | 07/24/2025 | 10:29:12 | 74.06, 11.64 | 54.66 | 07/24/2025 | 10:29:33 | 74.05, 11.59 | 54.64 | 2.14 | 21 |
| 2 | 07/24/2025 | 11:19:55 | -73.99, 179.12 | 125.41 | 07/24/2025 | 11:18:54 | -73.96, 179.09 | 125.42 | 3.38 | 61 |
| 3 | 07/26/2025 | 20:50:53 | -74.08, 36.16 | 124.79 | 07/26/2025 | 20:51:14 | -74.07, 36.18 | 124.81 | 1.33 | 21 |
| 4 | 07/26/2025 | 21:41:37 | 74.01,-156.35 | 55.14 | 07/26/2025 | 21:40:34 | 74.01,-156.28 | 55.16 | 2.16 | 63 |
| 5 | 07/29/2025 | 07:12:35 | 74.11, 60.67 | 55.81 | 07/29/2025 | 07:12:54 | 74.10, 60.78 | 55.79 | 3.45 | 19 |
| 6 | 07/29/2025 | 08:03:18 | -74.03,-131.82 | 124.27 | 07/29/2025 | 08:02:15 | -74.03,-131.71 | 124.27 | 3.49 | 63 |
| 7 | 07/31/2025 | 17:34:14 | -74.08, 85.33 | 123.64 | 07/31/2025 | 17:34:34 | -74.11, 85.34 | 123.61 | 3.74 | 20 |
| 8 | 07/31/2025 | 18:24:58 | 74.02,-107.21 | 56.31 | 07/31/2025 | 18:23:54 | 74.04,-107.15 | 56.34 | 2.93 | 64 |
| 9 | 08/03/2025 | 03:55:56 | 74.12, 109.80 | 57.03 | 08/03/2025 | 03:56:14 | 74.10, 109.85 | 57.01 | 2.54 | 18 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/22/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/22/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA